POJ3176

#include<iostream>
#include<algorithm>
#include<cstring>
using namespace std;
int n;
int maxs=0;
int dp[355][355];
int main(){
cin>>n;
memset(dp,0,sizeof(dp));
for(int i=1;i<=n;i++)
for(int j=1;j<=i;j++)
cin>>dp[i][j];
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++){
dp[i][j]+=max(dp[i-1][j],dp[i-1][j-1]);
if(i==n){
maxs=max(dp[i][j],maxs);
}
}
cout<<maxs<<endl;
}

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转载自www.cnblogs.com/beiyueya/p/12657950.html